| Author: | Aresco, S. J. |
|---|---|
| Additional Authors: | Janus, John B. |
| Year: | 1967 |
| Document Type: | BMRA |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines : |
| SUDOC: | I 28.23:6904 |
| Series: | Report of investigations / United States. Bureau of Mines ; |
| Report Number: | 6904 |
| Subject: | Coal--United States--Analysis |
| Link: | https://hdl.handle.net/2027/mdp.39015078478354 |